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Finding the Fourth Proportional to 63,701.55, 95,922.59 and 47,178.63

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Solution

The fourth proportional to 63,701.55, 95,922.59 and 47,178.63 is: 71,042.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,701.55 : 95,922.59 = 47,178.63 : x
  2. Step 2: Convert to fraction form
    63,701.55/95,922.59 = 47,178.63/x
  3. Step 3: Cross multiply
    63,701.55x = 95,922.59 × 47,178.63
  4. Step 4: Simplify right side
    63,701.55x = 4,525,496,146.36
  5. Step 5: Solve for x
    x = 4,525,496,146.36/63,701.55
  6. Step 6: Final answer
    x = 71,042.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.